• Aucun résultat trouvé

global vegetation

ORCHIDEE-MICT-BIOENERGY: an attempt to represent the production of lignocellulosic crops for bioenergy in a global vegetation model

ORCHIDEE-MICT-BIOENERGY: an attempt to represent the production of lignocellulosic crops for bioenergy in a global vegetation model

... most global vegetation models, there is no specific representation of crops producing lignocellulosic biomass, resulting in simulation biases of biomass yields and other carbon outputs, and in turn of ...

25

Multicriteria evaluation of discharge simulation in Dynamic Global Vegetation Models

Multicriteria evaluation of discharge simulation in Dynamic Global Vegetation Models

... Dynamic Global Vegetation Models (DGVMs; LPJ, ORCHIDEE, Shef field-DGVM, TRIFFID, LPJ-GUESS, CLM4CN, and OCN) to one river routing model for 16 large river ...of global river ...

19

Variation in stem mortality rates determines patterns of above-ground biomass in Amazonian forests: implications for dynamic global vegetation models

Variation in stem mortality rates determines patterns of above-ground biomass in Amazonian forests: implications for dynamic global vegetation models

... Abstract Understanding the processes that determine above-ground biomass (AGB) in Amazonian forests is important for pre- dicting the sensitivity of these ecosystems to environmental change and for designing and ...

19

Evaluating changes of biomass in global vegetation models: the role of turnover fluctuations and ENSO events

Evaluating changes of biomass in global vegetation models: the role of turnover fluctuations and ENSO events

... In the Boreal regions, the variations of RRB are mainly influenced by RLB in the simulations of VEGAS, LPJ-GUESS and CARAIB, and are dominated by NPP (via TRB) in the rest of the models (see fig- ure S11 in SI). The ...

16

Intercomparison of Simulated Global Vegetation Distributions in Response to 6 kyr BP Orbital Forcing

Intercomparison of Simulated Global Vegetation Distributions in Response to 6 kyr BP Orbital Forcing

... equilibrium vegetation distribution, as a ...moisture-demanding vegetation in the Old World subtropics as a consequence of the expansion of the Afro–Asian monsoon, (c) an increase in warm grass/shrub in the ...

23

Modelling the role of fires in the terrestrial carbon balance by incorporating SPITFIRE into the global vegetation model ORCHIDEE – Part 1: simulating historical global burned area and fire regimes

Modelling the role of fires in the terrestrial carbon balance by incorporating SPITFIRE into the global vegetation model ORCHIDEE – Part 1: simulating historical global burned area and fire regimes

... important global ecological process that influences the distribution of biomes, with consequences for carbon, water, and energy ...the global vegetation model ORCHIDEE, which was then used to ...

22

Evaluation of a Global Vegetation Model using time series of satellite vegetation indices

Evaluation of a Global Vegetation Model using time series of satellite vegetation indices

... 4.2 Correlation map The corresponding map of correlation coefficients is shown in Fig. 2. This particular figure was obtained based on the simulation forced by the ERA-Interim meteorology and the new phenology version of ...

13

Application of the ORCHIDEE global vegetation model to evaluate biomass and soil carbon stocks of Qinghai-Tibetan grasslands

Application of the ORCHIDEE global vegetation model to evaluate biomass and soil carbon stocks of Qinghai-Tibetan grasslands

... tive method to estimate present‐day regional C budgets and predict their future response to climate changes [Sitch et al., 2007; Piao et al., 2008, 2009]. Zhang et al. [2007] applied the CENTURY ecosystem model 4.5 ...

13

Increased atmospheric vapor pressure deficit reduces global vegetation growth

Increased atmospheric vapor pressure deficit reduces global vegetation growth

... capture vegetation responses to ...long-term vegetation responses to climate variability may challenge their ability to predict the future evolution of the carbon ...on vegetation, which must be ...

14

sPlot – A new tool for global vegetation analyses

sPlot – A new tool for global vegetation analyses

... in Croatia. In: J. Dengler, J. Oldeland, F. Jansen, M. Chytrý, J. Ewald, M. Finckh, & J.H.J. Schaminée [Eds.]: Vegetation databases for the 21st cen- tury. Biodiversity & Ecology, 4, 391. Steinbauer, M. ...

26

Can a global dynamic vegetation model be used for both grassland and crop modeling at the local scale?

Can a global dynamic vegetation model be used for both grassland and crop modeling at the local scale?

... the vegetation as a function of the soil and climatic ...a global vegetation model but we show that it could be adapted for specific grasslands and crops, thanks to its open and physically-based ...

1

Modeling vegetation and carbon dynamics of managed grasslands at the global scale with LPJmL 3.6

Modeling vegetation and carbon dynamics of managed grasslands at the global scale with LPJmL 3.6

... the global land area and is thus an impor- tant factor for the global carbon ...in global carbon cycle ...dynamic global vegetation model (DGVM) Lund–Potsdam– Jena managed Land (LPJmL) ...

24

Towards a more detailed representation of high-latitude vegetation in the global land surface model ORCHIDEE (ORC-HL-VEGv1.0)

Towards a more detailed representation of high-latitude vegetation in the global land surface model ORCHIDEE (ORC-HL-VEGv1.0)

... dynamic global vegetation models (DGVMs) represent fundamental high- latitude PFTs such as lichen and ...all vegetation types were classified as either trees or ...of global land surfaces ...

31

Global terrestrial isoprene emission models: sensitivity to variability in climate and vegetation

Global terrestrial isoprene emission models: sensitivity to variability in climate and vegetation

... the vegetation mix at a given location (see MEGAN, BVOCEM, below) is there- fore not necessary in this ...dynamic global vegetation model (DGVM) that internally combines a canopy light-transfer model ...

17

Anthracology: past disturbances and vegetation evolution

Anthracology: past disturbances and vegetation evolution

... the vegetation around the ...the vegetation around Boali site always remained savanna, whereas in Mbaiki some forest openings (fields around the villages?) have ...

2

Designing forest vegetation management strategies based on the mechanisms and dynamics of crop tree competition by neighbouring vegetation

Designing forest vegetation management strategies based on the mechanisms and dynamics of crop tree competition by neighbouring vegetation

... 1991 ; McDonald and Fiddler, 1993 ; Lieffers and Stadt, 1994 ; Riegel et al. , 1995 ; McDonald and Reynolds, 1999 ; Holgen and Hanell, 2000 ; Wetzel and Burgess, 2001 ). Clearcutting has a greater potential for soil ...

25

Aquatic gravity currents through emergent vegetation

Aquatic gravity currents through emergent vegetation

... Nonetheless, the model accurately predicted the convective current flow rates. Most recently, Deardon (2003) investigated the speed of a lock-exchange flow as it prop- agated through a random array of rigid dowels. A ...

155

Controlling vegetation growth models with satellite measurements

Controlling vegetation growth models with satellite measurements

... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ...

2

Similarity of vegetation dynamics during interglacial periods

Similarity of vegetation dynamics during interglacial periods

... detailed vegetation studies explaining vegetational suc- cession through the interglacials have been conducted in Europe since the first simplified model was suggested by Iversen in 1964 (9, ...

6

Ancillary vegetation measurements at ICOS ecosystem stations

Ancillary vegetation measurements at ICOS ecosystem stations

... Ancillary vegetation data are crucial for explaining the net GHG exchange between an ecosystem and the atmosphere measured by ...three vegetation-related measurements at the ICOS ecosystem station, GAI, AGB ...

20

Show all 2312 documents...

Sujets connexes